Optional fx10 microprocessor control, Wiring schematic - fx10 control cont, Legend – WaterFurnace Envision (XL) User Manual

Page 26: Johnson fx-10

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ENVISION 7-25 TONS INSTALLATION MANUAL

27

Wiring Schematic - FX10 Control cont.

460/60/3 and 575/60/3

Transformer

Compressor 2

CC2

T1

L1

T2

L2

T3

L3

T1

T3

T 2

Yellow

Black

Red

Compressor 1

CC1

T1

L1

T2

L2

T3

L3

T1

T3

T 2

Yellow

Black

Red

Unit Power Supply

480/60/3 or 575/60/3

L3

L1

L2

G

Red (69)

Red (66 )

Yellow (63)

Yellow (70)

Yellow (67)

Brown (64)

Black (71)

Black (68)

Gray (65)

RB

T2

T1

T3

L2

L 1

L3

Green

Yellow (78)

Brown (79)

Gray (80)

Belt Drive

Blower

Motor

Black

Yellow

Blk/Wht

Grn/Yel (42)

T

DA

Black (28)

Black/Red (29)

T

FP1

White (26)

White/Blue (27 )

T

FP2

Gray (30 )

Gry/Wht (31)

Brown (25)

CO

LP1

Blk/Wht (23)

Black (49)

LP2

Violet (50)

NOTE 2

Blue (53)

Blk/Wht (55)

OS

PB1

Red (43)

Black (44)

Yellow (48)

Orange (46)

Green (45)

Blue (47)

Yellow (18)

Yellow (18)

Blk/Wht (41)

Yellow (40)

NOTE 3

NOTE 4

ES

Brown (24)

11 K

Johnson FX-10

5VDC

AI3

23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38

+

-

AI5

-
+

AI4

-
+

AI6

AI2

AI1

5VDC

5VDC

LED

-

-

-

+

+

+

24

VA

C

24

VA

C C

om

GR
OU

ND

39
40
41

PWM2
PWM2 Com
PWM1

42
43
44
45
46
47
48

24VAC Com
DI12
DI11
DI10
DI9
DI8
DI7

49
50
51
52
53
54
55
56

DI 3/4/5/6 / Com
DI6
DI5
DI4
DI3
DI2

DI1

9VDC

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

D09

D08

D07

D06

D05

D04

D03

D02

D01

J8

J2

J10

J9

J7

A2

3

A1

3

A1

1

A2

1

A1

2

A2

5

A2

2

A3

2

A3

1

A3

5

A1

4

A2

4

A3

4

A3

3

A1

5

Yellow

(172)

Red (51)

Blue/Wht (33)

Orange (35)

Org /Wht (36)

TB

R

C

Y1

O

G

L

X1

X2

24VAC

24V COM

Alarm

Acc 1

Acc 2

Fan

Rev Valve

Comp 1

SS

AIC

RS

SC

TO

Setpoint Shift

AI Com

Room Sensor

Sensor Com

Temp Occ

Y2

Comp 2

Note 1

Pink (54)

Orange (56)

Yellow

(126)

Yellow

(912)

2

1

3

CC1

HP2

RB

CC2

RV2

PB2

2

1

3

RV1

HP1

Legend

Factory low voltage wiring

Factory line voltage wiring

Field low voltage wiring

Field line voltage wiring

Optional block

Internal junction

Quick connect terminal

Wire nut

Field wire lug

Ground

L1

Thermistor - Johnson Control

Relay coil

Relay Contacts-

N.O., N.C.

T

Switch - High pressure

Switch - Low pressure

Polarized connector

Condensate Overflow

1

3

2

P

Notes:

1 - R, C, Y1, Y2, O, and G are for use with a wall mounted thermostat
2 - Disconnect for 15 degree freeze protection
3 - Acc 1 output is cycled with the compressor
4 - Acc 2 output is cycled with the fan

Condensate overflow

CO -

AP

Gray (52)

Black (2)

Black/White (6)

Violet (1)

White (3)

White/Red (4)

Pink (5)

Pink (5)

Violet (1)

Pink (5)

Gray (7)

Orange (10)

Brown (13)

Brown (13)

Violet (15)

Violet (15)

Yellow (20)

Black (21)

Blk/Wht (22)

Orange (32)

Org (37)

Org (38)

Blk/Wht (34)

Gray/Wht (39)

Yellow (57)

Blue (58)

Violet (59)

Black (60)

Black (61)

Grn/Yel (62)

Freeze protection sensor 1

FP1 -

Freeze protection sensor 2

FP2 -

Discharge Air Temperature

DA -

Compressor contactor 1

CC1 -

CC2 - Compressor contactor 2

CPM1 - Compressor Protection Module 1

CPM2 - Compressor Protection Module 2

HP1 - Stage 1 High Pressure

HP2 - Stage 2 High Pressure

LP1 - Stage 1 Low Pressure

LP2 - Stage 2 Low Pressure

RB -

Blower power relay

RV1 - Reversing Valve coil 1

RV2 - Reversing Valve coil 2

OS - Occupied Switch

ES -

Emergency Shutdown

AP - Air Proving

Blue

460

575

97P699-02 5/17/06

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